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Found 26 technologies matching "displays" RSS ATOM

Optical Display System Offers Enhanced Resolution for Heads-Up Displays

33689 – Innovative technology can double the resolution of virtual reality wearable displays UCF researchers have invented a novel display apparatus that resolves the low image resolution issues associated with augmented reality and virtual reality (AR/VR) heads-up systems. AR/VR display technology includes immersive video games and interactive 3D graphics. The new invention effectively doubles... Read More

Integrated light emitting semiconductor device according to an embodiment of the invention comprising a light emitting source optically coupled to a resonant cavity formed in the substrate spaced laterally from the light emitting device, wherein the resonant cavity includes upconversion material therein

High Resolution Full Color Integrated Semiconductor Display

30936 – It is known that by illuminating rare-earth materials, with invisible infrared light, reradiated light at specific visible wavelengths (or colors) is possible. This process, known as frequency up-conversion, has been applied to many technologies and now researchers at UCF have taken this interesting physical result and applied it to high resolution display. Using semiconductor device... Read More

Showing the differences between the color garnet of up-converters according to the present invention (dashed line), NTSB standards (solid line) and organic light emitting diodes (dot-dash line)

More Color and Brightness for Compact Displays

31001 – Improve compact display performance with dense pixilation Developed by UCF researchers, a new composite cavity enhances the absorption of pump light and improves emission of visible light for more efficient up-conversion in display technology. This invention surpasses typical devices with its lower power requirements and smaller size factor, while producing richer color and high... Read More

Block diagram showing the optical arrangement of components in the full color display using red, green and blue up converter-semiconductor light source displays

Display Design Suitable for Projection Displays with an Increased Color Gamut

31299 – Methods and systems for a large color gamut display suitable for projection displays based on up converters and GaAs based semiconductor light sources. This novel system is suitable for projection displays and can be used with up converter semiconductor light source array emissive screens. Moreover, it can also be used with Liquid Crystal Displays (LCDs) or other spatial light modulators... Read More

Holographic 3D Display Achieves Near Real-Time Speed

33011 – Holographic displays attract attention for use in telemedicine, prototyping, updatable 3D maps, military imaging, and other applications that require situational awareness. Also popular in advertising and entertainment, the usefulness of holography is often directly correlated with how long an image can be displayed and how fast and effectively that image can be changed. Currently... Read More

Example of a configuration of components in the full color display using red, green and blue up converter-semiconductor light source displays

Low Voltage Up-converting IR-LEDs for Battery Powered Displays

31290 – This invention represents the design of a micro-scale, up-converting, solid state lighting device intended for low voltage operation at red, green, and blue operation for use in portable visual indicator systems and displays. Visual indicator displays have become ubiquitous in today’s society, from personal cell phones to military grade head mounted displays. As such, research into... Read More

Output of a diode laser coupled to a waveguide

Use of Infrared Light Source to Generate White Light

30023 – The generation of white light by exposure of rare-earth materials to near-infrared sources, diode lasers or LEDs, and the various proposed embodiments as applied to a variety of white light applications. Efficient generation of white light is the focus of many optical research endeavors since traditional sources (light bulbs) simply convert electrical energy into light by heating a... Read More

Production sequence that starts with an optical material feedstock (top left), processes same into a composite optical element (top, middle and bottom at right) for use within an optical apparatus (bottom left) in accordance with the embodiments.

High Performance, Structured Granular Composite Materials

33384 – Researchers at UCF have created a new type of composite optical element as well as methods for fabricating particles and fibers from the material, depending upon the application. Fabrication of the multi-scale composite optical particles/fibers is highly scalable using multi-component spun fibers drawn in parallel. Using a composition of amorphous and crystalline nano-scale components enables... Read More

Optical Technology Offers High Diffraction Efficiency and Polarization Sensitivity

33470 – New diffraction grating technology enables wearable displays to project 3D images using only one panel UCF researchers have invented an optical device that can replace existing technologies in applications such as electronic beam steering for free-space communications, optical switching, and wearable (head-mounted) displays. The Polarization Volume Grating (PVG) provides wider bandwidths,... Read More

Schematic representation of polymer-coated nanoceria with different surface charges displaying cell internalization, discrete subcellular localization and toxicity profiles

Target Cancer Cells with Coated Nanoceria

33361 – UCF researchers have created a new weapon in the fight against cancer by coating nanoparticles of cerium oxide, nanoceria, with polymers to affect the localization of nanoceria within cells and modulate its toxicity based on pH, to fight cancer cells while protecting normal cells. Even in the presence of oxygen, many cancers preferentially obtain their energy by converting glucose into... Read More

Display of a method of preparing a carbon fiber from a fiber component

An Environmentally Friendly Approach to Cost-Effectively Produce Oxidized Graphite and Prepare Carbon Fiber

32747 – Researchers at the University of Central Florida (UCF) have developed a scalable, environmentally friendly method to produce oxidized graphite. UCF’s oxidized graphite is water dispersible, which aids in the preparation of thin films, carbon fibers, and carbon nanotubes; has resistivities ranging from 50-8,000 Ω/cm2; and, most importantly, allows for easy conversion to graphene. Oxidized... Read More

Figure 1. Illustration of the WWD vehicle countermeasure system alerting a driver.

Wrong-Way Vehicle Detection and Control System Prevents Injuries and Fatalities

33716 – New system leverages vehicle and roadside technologies to thwart head-on collisions caused by wrong-way drivers Researchers at UCF and the Central Florida Expressway Authority have designed and developed a comprehensive system that can help prevent head-on collisions by identifying and stopping drivers who wrongfully enter mainline highways. The inventive concept integrates existing... Read More

Schematic showing the excitation scheme of the up-converter resonant cavity light emitting diode red, green and blue pixel

Resonant Cavity Enhances Efficiency of IR to Visible Light Conversion

31036 – Solid state lighting, the use of electron to photon conversions in semiconductors, has proven itself an extremely efficient and robust avenue for the realization of many miniature display needs. Unfortunately, due to the nature of semiconductors, only the generation of individual colors is possible. One must, therefore, design with several different materials for each color desired. Also, for... Read More

Finite Difference Time Domain calculation of the energy density around a metal nanoparticle under plane wave excitation

Method of Generating Frequency Tunable Resonant Scatterers

30287 – Apparatus, methods, systems and devices for enhancing optical emissions by tuning the resonant states of conductive structures In many applications, such as optical, mechanical and acoustic sensing, displays of optical information are based on scattering of optical fields with specific frequencies on various scattering structures. These actions are significantly more efficient when the... Read More

Illustration of the invention’s one-body array of 1D/2D core/shell nanowires. As illustrated, the nanowires are directly integrated on metal current collectors.

Core/Shell Nanowires for High-Performance Flexible Supercapacitors

33802 – Hybrid material offers supercapacitor with unprecedented energy storage, cycle life, strength, and flexibility for next-generation cell phones, displays and wearables UCF researchers have invented novel materials that enable next-generation supercapacitors to outperform current state-of-the-art energy storage technologies, including lithium thin-film batteries, porous graphene,... Read More

(6A) Photographic image of a first solution of dextran coated nanoceria after ultrafiltration with an Amicon 30 K filter. (6B) Photographic image of a second solution of dextran coated nanoceria after the solution is concentrated using a 30K Centricon concentrator.

Synthesis of Polymer Coated Ceria Nanoparticles for Biomedical Applications

31005 – The composition and synthesis of a biodegradable polymer coated ceria oxide nanoparticle Cerium oxide (CeO) nanoparticles exhibit potent antioxidant properties, as well as other desirable therapeutic characteristics such as prolonging neuronal cell life and protecting cells against UV radiation. Current methods of ceria nanoparticle synthesis and coating are expensive and have little... Read More

Depiction of the four stages of the growth of the nanofilaments

Electrochemical Deposition of CNT from Organic Solutions

30035 – Inexpensive synthesis at room temperature The invention represents the means, methods and apparatus for low temperature electro-deposition of carbon nanoparticles on metal catalyst electrodes. It also provides details on mixing the organic solutions for immersion of the metal catalyst electrodes. Carbon nanostructures, such as nanotubes and nanofilaments, exhibit unique properties,... Read More

Electronic Book Operating System (eBOS)

31309 – For a dynamic learning experience Electronic books have become increasingly popular, primarily in hardware applications such as the Nook and Kindle. However, text is static and detached from user engagement which limits the dynamic learning potential of instructional books. Interactivity with the instructional material is important for improved comprehension for students especially in... Read More

Comparison of phase noise of the OEO with RF filter and with etalon (Normalized power)

Achieve Higher RF Frequency Stability with Lower Phase Noise

32843 – Improve radar, communications, and signal intelligence with interferometer-based optoelectronic oscillator Optoelectronic oscillators (OEOs) provide a continuous, high quality factor (Q) modulated signal in order to obtain high spectral purity. OEOs are used for a variety of purposes, including a carrier wave for communications, and radar emissions. Most OEOs use an RF filter as the mode... Read More

Illustrations of the molecular arrangement for a nematic liquid crystal (NLC) and a twisted nematic liquid crystal (TNLC)

Wavelength Independent Polarization Rotator with a Wide Field of View

30503 – This patent represents the means, methods and apparatus for the creation of a device for rotating the polarization of linearly polarized IR, visible and UV light. The device consists of a transparent input window, a transparent output window with oriented surface coating and a twisted nematic liquid crystal sandwiched between them. The polarization of light specifies the direction of the... Read More

Illustration of the Stochastic Resampling Process

Synthetic Data Generation Method Improves Accuracy of Gesture Recognizers

33507 – New synthetic data generation method enables fast, accurate training of gesture recognizers used in rapid prototyping of user interfaces UCF researchers have developed a method that quickly generates realistic synthetic data and enables gesture recognizers to significantly improve their accuracy. The new method, called Stochastic Resampling (SR), is computationally efficient, has minimal... Read More

The assembled BOD sensor of the present invention

Water Quality Testing in the Palm of Your Hand

30257 – UCF researchers have designed a reliable, easy to manufacture, and inexpensive microfluidic portable water sensor with disposable cartridges—capable of determining microbe growth, chlorine content, purity, or temperature. Microfluidics, or “lab-on-a-chip” technology, is experiencing explosive growth in the fields of chemistry, biology, electronics, and computers. These small devices work... Read More

Steps for an exemplary sol-gel method for forming thin film coated substrates, according to an embodiment of the invention

Sol-Gel Coating Method which Significantly Reduces Water Content and Increases the Coatings Efficiency

31068 – Methods for depositing sol-gel derived coatings on substrates to form film coated substrates with low water content. Sol-gel processing is a common method for the production of glass or ceramic material. The first and still one of the largest applications for sol-gel technology is for the formation of thin films, generally 0.5 micrometers or thinner. The films are generally produced on... Read More

structural model of a CdS/Cd,Zn1_xS:Mn!ZnS core/shell/shell of the present invention

Synthesis of Core/Shell/Shell Quantum Dots with Improved Luminescent and Semi-Conducting Properties

31141 – The technology represents methods for the synthesis of quantum dots with a core/shell/shell structure and compositions which allow one to customize the particles excitation band-gaps. It also provides a variety of semi conducting alloys for creating the core of the quantum dots as well as several metal dopants for the shell. Quantum dots (semiconductor nanoparticles) exhibit both strong... Read More

Block diagram of an infrared (IR) imager constructed in accordance with an embodiment of the invention

Enhanced Conduction Structure for Improving Infrared Microbolometer Sensors Without the Need for Cooling

30886 – Methods and apparatus for an enhanced conduction structure used in infrared (IR) microbolometer sensors. The desire to “see” in complete darkness or through obscurants such as smoke or fog has driven the development and adoption of thermal imaging technology in numerous industries. Thermal imaging devices provide the observer with instruments that can collect and convert the thermal... Read More

Example use of the UCF Tactile-Visual Wound Simulation Unit in a military combat situation. Image courtesy of the United States Department of Defense.

Tactile-Visual Wound Simulation Unit for Realistic Hands-On Training

33827 – Multi-Sensory, Interactive Training Unit Lets Combat Medics See, Feel and Treat Lifelike, 3D Wounds UCF researchers have invented an innovative, multi-sensory, interactive training system that realistically mimics wounds and provides constant, dynamic feedback to medical trainees as they treat the wounds. Almost like a video game in real-life, the Tactile-Visual Wound (TVW) Simulation Unit... Read More